FarmVille is headed 
to Wall Street.
Zynga, the maker of that massively popular Facebook game — and several others — has filed the paperwork for an Initial Public Offering.The four-year old firm says it expects to raise $1 billion in the process, though it’s possible (and, in fact, expected) that it could offer more shares and raise more money when the stock eventually begins trading.
Chris Morris: Journalist 